The Evolution of Endurance
Physiologic adaptations may have made humans better runners
Evolution
Read our COVID-19 research and news.
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Sexual Selection Seen in Primate Genes
Gene that affects sperm coagulation evolved faster in promiscuous primates -
A Whiff of Things to Come
Ancient fish fossil helps explain the evolution of air-breathing nostrils -
Single Origin for Eyes?
Unexpected similarities between eyes of marine worms and humans suggest single origin -
Hunted Guppies Live Longer
Slow-aging prey buck evolutionary theory -
Cave Fish Go Blind on Purpose
Loss of eyesight isn't an accident--it's part of the plan -
Why Two Sexes Are Better Than One
Simulation finds that the perils of inbreeding are what made males and females -
Tale of Human Origins, Told by Lice
Louse DNA suggests close contact between early humans -
When Bigger Isn't Better
Too devoted to meat, large carnivores specialize themselves out of existence -
Evolution's No-Fly Zone
Wingless insects challenge tenet of evolutionary biology -
Competition Boosts Chimp Comprehension
Chimpanzees understand competitors' grabs but not helpful hints -
Men Migrated More
Ancient men spread their genes farther than women did -
Breath of Life at the Top of the World
Babies of Tibetan women with oxygen-rich blood have a survival advantage -
Redrafting the Tree of Life
Genetic exchange may have kept tree of life from sprouting early branches -
How Invading Lizards Flourish
Multiple migrations help explain genetic diversity -
Wagging Parrot Tongues
Bird talk is uttered in much the same way as humans
